private void encodingBackgroundWorker2_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker bw = sender as BackgroundWorker;
EncoderParams args = (EncoderParams)e.Argument;
EncoderResults results = new EncoderResults("", "", args.JobQueue.Count);
bw.ReportProgress(0, results);
//encodeStatus.Text = "Setting up threads...";
// set up encoder
Encoder encoderManager = new Encoder(args, bw);
List <Thread> threadList = new List <Thread>();
// set up 'n' threads for processing the queue
for (int i = 0; i < args.Threads; i++)
{
Thread encoderThread = new Thread(
new ThreadStart(encoderManager.encoderThread));
encoderThread.IsBackground = true;
threadList.Add(encoderThread);
// Start the thread.
encoderThread.Start();
}
for (int i = 0; i < args.Threads; i++)
{
threadList[i].Join();
}
}
private void encodingBackgroundWorker2_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
EncoderResults results = (EncoderResults)e.UserState;
int queuesize = results.QueueCount;
if (!String.IsNullOrEmpty(results.ConsoleText))
{
consoleMessagesQueued = true;
lock (lockObject) {
resultsList.Add(results);
}
}
// need to account for files the other threads are currently encoding
int otherThreads = (int)threadCounter.Value - 1;
int maximum = encodeProgress.Maximum;
if (encodeAborted)
{
queuesize = abortedQueueSize;
}
int progress = maximum - (queuesize + otherThreads);
encodeProgress.Style = ProgressBarStyle.Continuous;
// max() included so that the progress never goes backwards
progress = Math.Max(encodeProgress.Value, progress);
// min() included for bounds checking
encodeProgress.Value = Math.Min((progress), encodeProgress.Maximum);
// update the status text
encodeStatus.Text = "" + encodeProgress.Value + " of " + encodeProgress.Maximum + " files completed";
}
public void encoderThread()
{
FileInfo fi = null;
while (jobQueue.Count > 0)
{
try {
lock (lockObject) {
fi = jobQueue.Dequeue();
}
}
// this type of exception will occur when queue is empty on dequeue -- just in case the lock
// isn't sufficient, we don't want that condition to be fatal
catch (InvalidOperationException) {
}
String fullName = "";
String consoleText = "";
try {
fullName = fi.FullName;
}
catch (PathTooLongException) {
consoleText = "The full path for this file is too long for FlacSquisher to handle.";
}
if (String.IsNullOrEmpty(consoleText))
{
consoleText = encodeFile(fi);
}
else
{
fullName = fi.Name;
}
EncoderResults results = new EncoderResults(String.Copy(fullName), String.Copy(consoleText), jobQueue.Count);
// increment "value" on the progress bar by one
bw.ReportProgress(20, results);
}
}
